C) If a pen and a pencil cost £1.10 for both and the pen
1 answer:
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Answer:
Step-by-step explanation:
You need to analize all the information given in the exercise.
You know that the actual height of the T-rex on the projector lens is the following:
The height of the projected T-rex is:
Make the conversion from meters to centimeters:
Therefore, the scale factor will be:
Finally, you must substitute values into the equation and then you must evaluate in order to find the scale factor of the projection. You get that this is:
Answer:
The mean is 0.65
Step-by-step explanation:
See the attachment for step by step solution and interpretation.
